1. Department
of Chemistry and Chemical Biology, Graduate School of Engineering, Gunma University, 1-5-1 Tenjin-cho, Kiryu, Gunma 376-8515, Japan
2. DOWA ECO-SYSTEM
Co. Ltd., 4-14-1, Sotokanda, Chiyoda-ku, Tokyo 101-0021, Japan
3. Kaneka Corporation, 2-3-18, Nakanoshima, Kita-ku, Osaka 530-8288, Japan